code: def mock_process_dataset_config(self) -> None:
      self.dataset_entries = [
          {"audio_filepath": "0", "command": "up"},
          {"audio_filepath": "1", "command": "down"},
          {"audio_filepath": "2", "command": "up"},
      ]
  
      self.noise_files = [
          "0",
          "1",
      ]
  
      self.label_to_index = {"up": 0, "down": 1}
  
file_path: ml-cvnets/tests/data/datasets/audio_classification/test_speech_commands_v2.py
imports: import argparse
  from typing import Tuple
  from unittest import mock
  import pytest
  import torch
  from torch import Tensor
  from data.collate_fns import collate_functions
  from data.datasets.audio_classification.speech_commands_v2 import SpeechCommandsv2Dataset
label_desc: Use image node_id 2 for calling a global function with example usage: mock_process_dataset_config() without return types